197001870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1091}}^1$

素因数の和:1577

約数の個数: 64

約数和(自身を含む): 510741504

約数和(自身を除く): 313739634

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 463, 926, 1091, 1389, 2182, 2315, 2778, 3273, 4630, 5455, 6019, 6546, 6945, 10910, 12038, 13890, 14183, 16365, 18057, 28366, 30095, 32730, 36114, 42549, 60190, 70915, 85098, 90285, 141830, 180570, 212745, 425490, 505133, 1010266, 1515399, 2525665, 3030798, 5051330, 6566729, 7576995, 13133458, 15153990, 19700187, 32833645, 39400374, 65667290, 98500935, 197001870]

約数ペア:

[(1, 197001870), (2, 98500935), (3, 65667290), (5, 39400374), (6, 32833645), (10, 19700187), (13, 15153990), (15, 13133458), (26, 7576995), (30, 6566729), (39, 5051330), (65, 3030798), (78, 2525665), (130, 1515399), (195, 1010266), (390, 505133), (463, 425490), (926, 212745), (1091, 180570), (1389, 141830), (2182, 90285), (2315, 85098), (2778, 70915), (3273, 60190), (4630, 42549), (5455, 36114), (6019, 32730), (6546, 30095), (6945, 28366), (10910, 18057), (12038, 16365), (13890, 14183)]